The Scientific and Technological Research Council of Turkiye (TUBİTAK), Defence Industries Research and Development Institute SAGE, is known for high-tech advanced projects. The institute develops projects mainly for the defence industry. Okumuş wanted to develop a beyond-visual-range air-to-air missile (BVRAAM) with the ramjet engine called Gökhan.
Okumuş was appointed as the Director of TÜBİTAK SAGE.
He has been a member of the Board of Directors at ROKETSAN since 2019.
